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Mistral announced Mistral Large 4, nicknamed Le Chonk, on October 6, 2026. The model has 1.05 trillion total parameters and 49 billion active parameters in a Mixture-of-Experts setup. It handles text and images, supports a 1-million-token context window and over 160 languages, and is available through the Mistral API, with open weights planned for the end of October, according to Mistral.
Mozilla has entered a partnership with France-based AI developer Mistral AI. Under the agreement, Mistral Small 4 can be selected as a model in Firefox's beta Smart Window, a test window alongside the normal and private windows that groups tabs, hosts chat, and answers questions. Mozilla cites multilingual performance and has added French as a supported language, with further European expansion planned in 2026.
Borealys Games launched Echoes of Mystralia, a roguelite action RPG, into Steam Early Access on PC. The game builds on Mages of Mystralia, adding roguelite elements and a spell crafting system. Players defend the world's memories as the guardian Mazalim against the Forgetfulness. The full release is targeted within one year.
Mistral AI released Shieldstral 1.0 3B on August 4, 2026, a 3-billion-parameter AI model that judges whether text or images meet safety standards specified in natural language. It supports 12 languages, runs on a single GPU with 16GB VRAM, and is available under Apache License 2.0.
Borealys Games released a major update for the roguelite ARPG 'Echoes of Mystralia' demo, adding a new boss, deeper exploration, and new systems like Rift Echoes and Temple of Rewards. The update also improves graphics, performance, UI, and early gameplay. The full game is scheduled for a 2026 release on Steam.